Answer:
6/4 as a mixed number is
first reduce to it's lowest term
3/2 = 1 1/2
(30+ 25)+(25 x 12) = then put your answer but this is my way of doing it.
60 grades in 10 minutes
So 6 grades in 1 minutes
11:00 to 11:40=40 minutes
So 6×40=240 grades in 40 minutes
Answer:
a) 198.7% interest
Not too sure about answer to (b)
b) 4.75% annualized
Step-by-step explanation:
a) i used Interest = Principal x Rate x Time
40 = 525 x
x r
40 = 20.13r
r = 1.987 or 198.7%
b) i used this proportion:
=
'x' represents annualized rate
1/24 represents 2 weeks out of a year
1/24x = 1.98
x = 4.75%